<template>
  <div class="login-container">
    <el-form autoComplete="on" :model="loginForm" :rules="loginRules" ref="loginForm"
             label-position="left" label-width="0px"
             class="card-box login-form">
      <h3 class="title">{{$t('app_name')}}</h3>
      <form-item prop="email">
        <i class="fa fa-envelope"></i>
        <el-input name="email" type="text" v-model="loginForm.email"
                  autoComplete="on" placeholder="email"/>
      </form-item>
      <form-item prop="password">
        <span class="svg-container">
          <svg-icon icon-class="password"></svg-icon>
        </span>
        <el-input name="password" :type="pwdType" @keyup.enter.native="handleLogin"
                  v-model="loginForm.password" autoComplete="on"
                  placeholder="password"></el-input>
        <span class="show-pwd" @click="showPwd"><svg-icon icon-class="eye"/></span>
      </form-item>
      <form-item>
        <el-button type="primary" style="width:100%;" :loading="loading"
                   @click.native.prevent="handleLogin">
          {{$t('sign_in')}}
        </el-button>
      </form-item>
      <div class="tips">
        <span style="margin-right:20px;" @click="forgetPassword">Forgot password?</span>
      </div>
    </el-form>
  </div>
</template>

<script type="javascript">
  import { isvalidEmail, isvalidPassword } from '@/utils/validate'

  export default {
    name: 'login',
    data() {
      const validateEmail = (rule, value, callback) => {
        if (!isvalidEmail(value)) {
          callback(new Error('请输入正确的Email'))
        } else {
          callback()
        }
      }
      const validatePass = (rule, value, callback) => {
        if (!isvalidPassword(value)) {
          callback(new Error('密码不能小于5位'))
        } else {
          callback()
        }
      }
      return {
        loginForm: {
          email: '',
          password: ''
        },
        loginRules: {
          email: [{ required: true, trigger: 'blur', validator: validateEmail }],
          password: [{ required: true, trigger: 'blur', validator: validatePass }]
        },
        loading: false,
        pwdType: 'password'
      }
    },
    methods: {
      showPwd() {
        if (this.pwdType === 'password') {
          this.pwdType = ''
        } else {
          this.pwdType = 'password'
        }
      },
      handleLogin() {
        this.$refs.loginForm.validate(valid => {
          if (valid) {
            this.loading = true
            this.$store.dispatch('currentUser/Login', this.loginForm).then(() => {
              this.loading = false
              this.$router.push({ path: this.$route.query.redirect || '/' })
            }).catch(() => {
              this.loading = false
            })
          } else {
            console.log('error submit!!')
            return false
          }
        })
      },
      forgetPassword () {
        this.$router.push({ path: '/password/forget' })
      }
    }
  }


</script>

<style rel="stylesheet/scss" lang="scss">
  $bg: #2d3a4b;
  $dark_gray: #889aa4;
  $light_gray: #eee;

  .login-container {
    position: fixed;
    height: 100%;
    width: 100%;
    background-color: $bg;
    input:-webkit-autofill {
      -webkit-box-shadow: 0 0 0px 1000px #293444 inset !important;
      -webkit-text-fill-color: #fff !important;
    }
    input {
      background: transparent;
      border: 0px;
      -webkit-appearance: none;
      border-radius: 0px;
      padding: 12px 5px 12px 15px;
      color: $light_gray;
      height: 47px;
    }
    .el-input {
      display: inline-block;
      height: 47px;
      width: 85%;
    }
    .tips {
      font-size: 14px;
      color: #fff;
      margin-bottom: 10px;
    }
    .svg-container {
      padding: 6px 5px 6px 15px;
      color: $dark_gray;
      vertical-align: middle;
      width: 30px;
      display: inline-block;
      &_login {
        font-size: 20px;
      }
    }
    .title {
      font-size: 26px;
      font-weight: 400;
      color: $light_gray;
      margin: 0px auto 40px auto;
      text-align: center;
      font-weight: bold;
    }
    .login-form {
      position: absolute;
      left: 0;
      right: 0;
      width: 400px;
      padding: 35px 35px 15px 35px;
      margin: 120px auto;
    }
    .form-item {
      border: 1px solid rgba(255, 255, 255, 0.1);
      background: rgba(0, 0, 0, 0.1);
      border-radius: 5px;
      color: #454545;
    }
    .show-pwd {
      position: absolute;
      right: 10px;
      top: 7px;
      font-size: 16px;
      color: $dark_gray;
      cursor: pointer;
      user-select: none;
    }
    .thirdparty-button {
      position: absolute;
      right: 35px;
      bottom: 28px;
    }
    i.fa.fa-envelope {
      padding: 6px 5px 6px 15px;
      color: $dark_gray;
      width: 30px;
    }
  }
</style>
